<template>
	<div class="app-container">
		<el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
			<el-form-item label="文件名" prop="fileName">
				<el-input v-model="queryParams.fileName" placeholder="请输入文件名" clearable style="width: 240px" @keyup.enter="handleQuery" />
			</el-form-item>
			<el-form-item label="原名" prop="originalName">
				<el-input v-model="queryParams.originalName" placeholder="请输入原名" clearable style="width: 240px" @keyup.enter="handleQuery" />
			</el-form-item>
			<el-form-item label="文件后缀" prop="fileSuffix">
				<el-input v-model="queryParams.fileSuffix" placeholder="请输入文件后缀" clearable style="width: 240px" @keyup.enter="handleQuery" />
			</el-form-item>
			<el-form-item label="创建时间">
				<el-date-picker
					v-model="daterangeCreateTime"
					style="width: 240px"
					value-format="yyyy-MM-dd HH:mm:ss"
					type="daterange"
					range-separator="-"
					start-placeholder="开始日期"
					end-placeholder="结束日期"
					:default-time="['00:00:00', '23:59:59']"></el-date-picker>
			</el-form-item>
			<el-form-item label="上传人" prop="createBy">
				<el-input v-model="queryParams.createBy" placeholder="请输入上传人" clearable style="width: 240px" @keyup.enter="handleQuery" />
			</el-form-item>
			<el-form-item label="服务商" prop="service">
				<el-input v-model="queryParams.service" placeholder="请输入服务商" clearable style="width: 240px" @keyup.enter="handleQuery" />
			</el-form-item>
			<el-form-item>
				<el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
				<el-button icon="Refresh" @click="resetQuery">重置</el-button>
			</el-form-item>
		</el-form>

		<el-row :gutter="10" class="mb8">
			<el-col :span="1.5">
				<el-button type="primary" plain icon="Plus" @click="handleFile" v-hasPermi="['system:oss:upload']">上传文件</el-button>
			</el-col>
			<el-col :span="1.5">
				<el-button type="primary" plain icon="Plus" @click="handleImage" v-hasPermi="['system:oss:upload']">上传图片</el-button>
			</el-col>
			<el-col :span="1.5">
				<el-button type="danger" plain icon="Delete" :disabled="multiple" @click="handleDelete" v-hasPermi="['system:oss:remove']">删除</el-button>
			</el-col>
			<el-col :span="1.5">
				<el-button
					:type="previewListResource ? 'danger' : 'warning'"
					plain
					@click="handlePreviewListResource(!previewListResource)"
					v-hasPermi="['system:oss:edit']"
					>预览开关 : {{ previewListResource ? '禁用' : '启用' }}</el-button
				>
			</el-col>
			<el-col :span="1.5">
				<el-button type="info" plain icon="operation" @click="handleOssConfig" v-hasPermi="['system:oss:list']">配置管理</el-button>
			</el-col>
			<right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
		</el-row>

		<el-table
			v-loading="loading"
			:data="ossList"
			@selection-change="handleSelectionChange"
			:header-cell-class-name="handleHeaderClass"
			@header-click="handleHeaderCLick"
			v-if="showTable">
			<el-table-column type="selection" width="55" align="center" />
			<el-table-column label="对象存储主键" align="center" prop="ossId" v-if="false" />
			<el-table-column label="文件名" align="center" prop="fileName" />
			<el-table-column label="原名" align="center" prop="originalName" />
			<el-table-column label="文件后缀" align="center" prop="fileSuffix" />
			<el-table-column label="文件展示" align="center" prop="url">
				<template v-slot="scope">
					<ImagePreview
						v-if="previewListResource && checkFileSuffix(scope.row.fileSuffix)"
						:width="100"
						:height="100"
						:src="scope.row.url"
						:preview-src-list="[scope.row.url]" />
					<span v-text="scope.row.url" v-if="!checkFileSuffix(scope.row.fileSuffix) || !previewListResource" />
				</template>
			</el-table-column>
			<el-table-column label="创建时间" align="center" prop="createTime" width="180" sortable="custom">
				<template v-slot="scope">
					<span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
				</template>
			</el-table-column>
			<el-table-column label="上传人" align="center" prop="createBy" />
			<el-table-column label="服务商" align="center" prop="service" sortable="custom" />
			<el-table-column label="操作" align="center" class-name="small-padding fixed-width">
				<template v-slot="scope">
					<el-button type="text" icon="el-icon-edit" @click="handleDownload(scope.row)" v-hasPermi="['system:oss:download']">下载</el-button>
					<el-button type="text" icon="el-icon-delete" @click="handleDelete(scope.row)" v-hasPermi="['system:oss:remove']">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<pagination v-show="total > 0" :total="total" v-model:page="queryParams.pageNum" v-model:limit="queryParams.pageSize" @pagination="getList" />

		<!-- 添加或修改OSS对象存储对话框 -->
		<el-dialog :title="title" v-model="open" width="500px" append-to-body>
			<el-form ref="form" :model="form" :rules="rules" label-width="80px">
				<el-form-item label="文件名">
					<fileUpload v-model="form.file" v-if="type === 0" />
					<imageUpload v-model="form.file" v-if="type === 1" />
				</el-form-item>
			</el-form>
			<template v-slot:footer>
				<div class="dialog-footer">
					<el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
					<el-button @click="cancel">取 消</el-button>
				</div>
			</template>
		</el-dialog>
	</div>
</template>

<script>
import { listOss, delOss } from '@/api/system/oss'
import { getConfigKey } from '@/api/system/config'
export default {
	name: 'Oss',
	data() {
		return {
			showTable: true,
			// 按钮loading
			buttonLoading: false,
			// 遮罩层
			loading: true,
			// 导出遮罩层
			exportLoading: false,
			// 选中数组
			ids: [],
			// 非单个禁用
			single: true,
			// 非多个禁用
			multiple: true,
			// 显示搜索条件
			showSearch: true,
			// 总条数
			total: 0,
			// OSS对象存储表格数据
			ossList: [],
			// 弹出层标题
			title: '',
			// 弹出层标题
			type: 0,
			// 是否显示弹出层
			open: false,
			// 预览列表图片
			previewListResource: true,
			// 创建时间时间范围
			daterangeCreateTime: [],
			// 默认排序
			defaultSort: { prop: 'createTime', order: 'ascending' },
			// 查询参数
			queryParams: {
				pageNum: 1,
				pageSize: 100,
				fileName: undefined,
				originalName: undefined,
				fileSuffix: undefined,
				url: undefined,
				createTime: undefined,
				createBy: undefined,
				service: undefined
			},
			// 表单参数
			form: {},
			// 表单校验
			rules: {
				file: [{ required: true, message: '文件不能为空', trigger: 'blur' }]
			}
		}
	},
	created() {
		this.getList()
	},
	methods: {
		/** 查询OSS对象存储列表 */
		getList() {
			this.loading = true
			this.queryParams.params = {}
			if (null != this.daterangeCreateTime && '' != this.daterangeCreateTime) {
				this.queryParams.params['beginCreateTime'] = this.daterangeCreateTime[0]
				this.queryParams.params['endCreateTime'] = this.daterangeCreateTime[1]
			}
			getConfigKey('sys.oss.previewListResource').then((response) => {
				this.previewListResource = response.msg === undefined ? true : response.msg === 'true'
			})
			listOss(this.queryParams).then((response) => {
				this.ossList = response.rows
				this.total = response.total
				this.loading = false
				this.showTable = true
			})
		},
		checkFileSuffix(fileSuffix) {
			let arr = ['png', 'jpg', 'jpeg']
			return arr.some((type) => {
				return fileSuffix.indexOf(type) > -1
			})
		},
		// 取消按钮
		cancel() {
			this.open = false
			this.reset()
		},
		// 表单重置
		reset() {
			this.form = {
				file: undefined
			}
			this.resetForm('form')
		},
		/** 搜索按钮操作 */
		handleQuery() {
			this.queryParams.pageNum = 1
			this.getList()
		},
		/** 重置按钮操作 */
		resetQuery() {
			this.showTable = false
			this.daterangeCreateTime = []
			this.resetForm('queryForm')
			this.queryParams.orderByColumn = this.defaultSort.prop
			this.queryParams.isAsc = this.defaultSort.order
			this.handleQuery()
		},
		// 多选框选中数据
		handleSelectionChange(selection) {
			this.ids = selection.map((item) => item.ossId)
			this.single = selection.length !== 1
			this.multiple = !selection.length
		},
		// 设置列的排序为我们自定义的排序
		handleHeaderClass({ column }) {
			column.order = column.multiOrder
		},
		// 点击表头进行排序
		handleHeaderCLick(column) {
			if (column.sortable !== 'custom') {
				return
			}
			switch (column.multiOrder) {
				case 'descending':
					column.multiOrder = 'ascending'
					break
				case 'ascending':
					column.multiOrder = ''
					break
				default:
					column.multiOrder = 'descending'
					break
			}
			this.handleOrderChange(column.property, column.multiOrder)
		},
		handleOrderChange(prop, order) {
			let orderByArr = this.queryParams.orderByColumn ? this.queryParams.orderByColumn.split(',') : []
			let isAscArr = this.queryParams.isAsc ? this.queryParams.isAsc.split(',') : []
			let propIndex = orderByArr.indexOf(prop)
			if (propIndex !== -1) {
				if (order) {
					//排序里已存在 只修改排序
					isAscArr[propIndex] = order
				} else {
					//如果order为null 则删除排序字段和属性
					isAscArr.splice(propIndex, 1) //删除排序
					orderByArr.splice(propIndex, 1) //删除属性
				}
			} else {
				//排序里不存在则新增排序
				orderByArr.push(prop)
				isAscArr.push(order)
			}
			//合并排序
			this.queryParams.orderByColumn = orderByArr.join(',')
			this.queryParams.isAsc = isAscArr.join(',')
			this.getList()
		},
		/** 任务日志列表查询 */
		handleOssConfig() {
			this.$router.push({ path: '/system/oss-config/index' })
		},
		/** 文件按钮操作 */
		handleFile() {
			this.reset()
			this.open = true
			this.title = '上传文件'
			this.type = 0
		},
		/** 图片按钮操作 */
		handleImage() {
			this.reset()
			this.open = true
			this.title = '上传图片'
			this.type = 1
		},
		/** 提交按钮 */
		submitForm() {
			this.open = false
			this.getList()
		},
		/** 下载按钮操作 */
		handleDownload(row) {
			this.$download.oss(row.ossId)
		},
		/** 删除按钮操作 */
		handleDelete(row) {
			const ossIds = row.ossId || this.ids
			this.$modal
				.confirm('是否确认删除OSS对象存储编号为"' + ossIds + '"的数据项?')
				.then(() => {
					this.loading = true
					return delOss(ossIds)
				})
				.then(() => {
					this.loading = false
					this.getList()
					this.$modal.msgSuccess('删除成功')
				})
				.finally(() => {
					this.loading = false
				})
		},
		// 预览列表图片状态修改
		handlePreviewListResource(previewListResource) {
			let text = previewListResource ? '启用' : '停用'
			this.$modal
				.confirm('确认要"' + text + '""预览列表图片"配置吗?')
				.then(() => {
					return this.updateConfigByKey('sys.oss.previewListResource', previewListResource)
				})
				.then(() => {
					this.getList()
					this.$modal.msgSuccess(text + '成功')
				})
				.catch(() => {})
		}
	}
}
</script>
